Home / 6,789,439.80-9,369,141.71-3,849,454.67

Finding the Fourth Proportional to 6,789,439.80, 9,369,141.71 and 3,849,454.67

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Solution

The fourth proportional to 6,789,439.80, 9,369,141.71 and 3,849,454.67 is: 5,312,085.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,439.80 : 9,369,141.71 = 3,849,454.67 : x
  2. Step 2: Convert to fraction form
    6,789,439.80/9,369,141.71 = 3,849,454.67/x
  3. Step 3: Cross multiply
    6,789,439.80x = 9,369,141.71 × 3,849,454.67
  4. Step 4: Simplify right side
    6,789,439.80x = 36,066,086,299,827.65
  5. Step 5: Solve for x
    x = 36,066,086,299,827.65/6,789,439.80
  6. Step 6: Final answer
    x = 5,312,085.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.